cw1200: move under st vendor directory

Part of reorganising wireless drivers directory and Kconfig.

Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/Makefile b/drivers/net/wireless/Makefile
index 41ebe56..d7211a7 100644
--- a/drivers/net/wireless/Makefile
+++ b/drivers/net/wireless/Makefile
@@ -6,6 +6,7 @@
 obj-$(CONFIG_WLAN_VENDOR_ATMEL) += atmel/
 obj-$(CONFIG_WLAN_VENDOR_BROADCOM) += broadcom/
 obj-$(CONFIG_WLAN_VENDOR_CISCO) += cisco/
+obj-$(CONFIG_WLAN_VENDOR_ST) += st/
 
 obj-$(CONFIG_IPW2100) += ipw2x00/
 obj-$(CONFIG_IPW2200) += ipw2x00/
@@ -47,5 +48,4 @@
 
 obj-$(CONFIG_MWIFIEX)	+= mwifiex/
 
-obj-$(CONFIG_CW1200)	+= cw1200/
 obj-$(CONFIG_RSI_91X)	+= rsi/